Shoe upper



FIG. 1 is a top right front perspective view of a shoe upper showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a top plan view thereof.

Any broken lines in the drawings indicate portions which form no part of the claimed design. 

CLAIM The ornamental design for a shoe upper, as shown and described. 